It's a very dangerous drug that originated in Russia and is supposed to be like a "homemade heroin".
The only difference is it makes your skin fall off and can kill you in a really short time! Seems like it hasn't stopped drug addicts trying it out anyway, and now it's come to the US too - which is why it's make news headlines.
The reason people are taking it is because it is really cheap, but when you think that it's made from crushed up pain meds, gasoline and lighter fluid - you can kind of see why it doesn't cost much.
Unfortunately, the effects of taking it are pretty gross. Skin falls of and flesh rots away to the bone.
Here's some examples of what will happen if you start taking the drug:
